﻿let CreatedOKLodop7766 = null,
  CLodopIsLocal
//====判断是否需要 Web打印服务CLodop:===
//===(不支持插件的浏览器版本需要用它)===
export function needCLodop(){
  try {
    let ua = navigator.userAgent
    if (ua.match(/Windows\sPhone/i))
      return true
    if (ua.match(/iPhone|iPod|iPad/i))
      return true
    if (ua.match(/Android/i))
      return true
    if (ua.match(/Edge\D?\d+/i))
      return true

    let verTrident = ua.match(/Trident\D?\d+/i)
    let verIE = ua.match(/MSIE\D?\d+/i)
    let verOPR = ua.match(/OPR\D?\d+/i)
    let verFF = ua.match(/Firefox\D?\d+/i)
    let x64 = ua.match(/x64/i)
    if ((!verTrident) && (!verIE) && (x64))
      return true
    else if (verFF){
      verFF = verFF[0].match(/\d+/)
      if ((verFF[0] >= 41) || (x64))
        return true
    } else if (verOPR){
      verOPR = verOPR[0].match(/\d+/)
      if (verOPR[0] >= 32)
        return true
    } else if ((!verTrident) && (!verIE)){
      let verChrome = ua.match(/Chrome\D?\d+/i)
      if (verChrome){
        verChrome = verChrome[0].match(/\d+/)
        if (verChrome[0] >= 41)
          return true
      }
    }
    return false
  } catch (err){
    return true
  }
}

//====页面引用CLodop云打印必须的JS文件,用双端口(8000和18000）避免其中某个被占用：====
if (needCLodop()){
  let src1 = 'http://localhost:8000/CLodopfuncs.js?priority=1'
  let src2 = 'http://localhost:18000/CLodopfuncs.js?priority=0'

  let head = document.head || document.getElementsByTagName('head')[0] || document.documentElement
  let oscript = document.createElement('script')
  oscript.src = src1
  head.insertBefore(oscript, head.firstChild)
  oscript = document.createElement('script')
  oscript.src = src2
  head.insertBefore(oscript, head.firstChild)
  CLodopIsLocal = !!((src1 + src2).match(/\/\/localho|\/\/127.0.0./i))
}

//====获取LODOP对象的主过程：====
export function getLodop(oOBJECT, oEMBED){
  let strHtmInstall = '<br><font color=\'#FF00FF\'>打印控件未安装!点击这里<a href=\'CLodop_Setup_for_Win32NT.zip\' target=\'_self\'>执行安装</a>,安装后请刷新页面或重新进入。</font>'
  let strHtmUpdate = '<br><font color=\'#FF00FF\'>打印控件需要升级!点击这里<a href=\'install_lodop32.zip\' target=\'_self\'>执行升级</a>,升级后请重新进入。</font>'
  let strHtm64_Install = '<br><font color=\'#FF00FF\'>打印控件未安装!点击这里<a href=\'install_lodop64.zip\' target=\'_self\'>执行安装</a>,安装后请刷新页面或重新进入。</font>'
  let strHtm64_Update = '<br><font color=\'#FF00FF\'>打印控件需要升级!点击这里<a href=\'install_lodop64.zip\' target=\'_self\'>执行升级</a>,升级后请重新进入。</font>'
  let strHtmFireFox = '<br><br><font color=\'#FF00FF\'>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）</font>'
  let strHtmChrome = '<br><br><font color=\'#FF00FF\'>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）</font>'
  let strCLodopInstall_1 = '<div style=\'padding:20px;background:#fff;position:relative;z-index:9999999\'><font color=\'#FF00FF\'>Web打印服务CLodop未安装启动，点击这里<a href=\''+window._config_.printConfig+'/upload/CLodop_Setup_for_Win32NT.exe\' target=\'_self\'>下载执行安装</a>'
  // var strCLodopInstall_2 = "<br>（若此前已安装过，可<a href='CLodop.protocol:setup' target='_self'>点这里直接再次启动</a>）";
  let strCLodopInstall_2 = ''
  let strCLodopInstall_3 = '，成功后请刷新本页面。</font></div>'
  let strCLodopUpdate = '<br><font color=\'#FF00FF\'>Web打印服务CLodop需升级!点击这里<a href=\'CLodop_Setup_for_Win32NT.zip\' target=\'_self\'>执行升级</a>,升级后请刷新页面。</font>'
  let LODOP
  try {
    let ua = navigator.userAgent
    let isIE = !!(ua.match(/MSIE/i)) || !!(ua.match(/Trident/i))
    if (needCLodop()){
      try {
        // eslint-disable-next-line no-undef
        LODOP = getCLodop()
        // eslint-disable-next-line no-empty
      } catch (err){ }
      if (!LODOP && document.readyState !== 'complete'){
        alert('网页还没下载完毕，请稍等一下再操作.')
        return
      }
      if (!LODOP){
        document.body.innerHTML = strCLodopInstall_1 + (CLodopIsLocal ? strCLodopInstall_2 : '') + strCLodopInstall_3 + document.body.innerHTML
        return
      } else {
        // eslint-disable-next-line no-undef
        if (CLODOP.CVERSION < '3.0.6.0'){
          document.body.innerHTML = strCLodopUpdate + document.body.innerHTML
        }
        if (oEMBED && oEMBED.parentNode)
          oEMBED.parentNode.removeChild(oEMBED)
        if (oOBJECT && oOBJECT.parentNode)
          oOBJECT.parentNode.removeChild(oOBJECT)
      }
    } else {
      let is64IE = isIE && !!(ua.match(/x64/i))
      //=====如果页面有Lodop就直接使用，没有则新建:==========
      if (oOBJECT || oEMBED){
        if (isIE)
          LODOP = oOBJECT
        else
          LODOP = oEMBED
      } else if (!CreatedOKLodop7766){
        LODOP = document.createElement('object')
        LODOP.setAttribute('width', 0)
        LODOP.setAttribute('height', 0)
        LODOP.setAttribute('style', 'position:absolute;left:0px;top:-100px;width:0px;height:0px;')
        if (isIE)
          LODOP.setAttribute('classid', 'clsid:2105C259-1E0C-4534-8141-A753534CB4CA')
        else
          LODOP.setAttribute('type', 'application/x-print-lodop')
        document.documentElement.appendChild(LODOP)
        CreatedOKLodop7766 = LODOP
      } else
        LODOP = CreatedOKLodop7766
      //=====Lodop插件未安装时提示下载地址:==========
      if ((!LODOP) || (!LODOP.VERSION)){
        if (ua.indexOf('Chrome') >= 0)
          document.body.innerHTML = strHtmChrome + document.body.innerHTML
        if (ua.indexOf('Firefox') >= 0)
          document.body.innerHTML = strHtmFireFox + document.body.innerHTML
        document.body.innerHTML = (is64IE ? strHtm64_Install : strHtmInstall) + document.body.innerHTML
        return LODOP
      }
    }
    if (LODOP.VERSION < '6.2.2.4'){
      let is64IE = isIE && !!(ua.match(/x64/i))
      if (!needCLodop())
        document.body.innerHTML = (is64IE ? strHtm64_Update : strHtmUpdate) + document.body.innerHTML
      return LODOP
    }
    //===如下空白位置适合调用统一功能(如注册语句、语言选择等):==

    LODOP.SET_LICENSES('', '13528A153BAEE3A0254B9507DCDE2839', '', '')
    //=======================================================
    return LODOP
  } catch (err){
    alert('getLodop出错:' + err)
  }
}